NPPES file of Aug 9, 2026

Olusola Obayomi-Davies, MD

Radiation Oncology Physician · Marietta, GA

Olusola Obayomi-Davies, MD is a radiation oncology physician with a practice address in Marietta, Georgia, and NPI 1245521905, issued on Apr 28, 2011. Check the license (Georgia 84047, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245521905
Name
Olusola Obayomi-Davies
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
84047 GA
MD457543 PA
Self-reported in NPPES; status is on the state search
Practice location
320 Kennestone Hospital Blvd Ste LL1, Marietta, GA 30060
Phone
(770) 793-7500
Enumerated
Apr 28, 2011
Record last updated
Dec 3, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(770) 793-7985
Medicare enrollment
Enrolled (PECOS I20191118001318); accepts Medicare assignment
Medical or professional school
Howard University College Of Medicine, 2011
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 320 Kennestone Hospital Blvd Ste LL1

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shundria Brown, NPFamily Nurse Practitioner1689274094
  2. Rohit Ganju, MDRadiation Oncology Physician1902292956
  3. Kenneth Haile, MDSpecialist1265582456
  4. Lorie Hughes, MDRadiation Oncology Physician1578613667
  5. Mark McLaughlin, MDRadiation Oncology Physician1093865198
  6. Sonia Unigwe, NPAcute Care Nurse Practitioner1326704891

Verify Olusola Obayomi-Davies in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 84047
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Georgia license search

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3.6 times the Medicare Part D claims of the average radiation oncology physician in 2024

487 Medicare Part D claims for 198 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 36 claims were for opioids.

  1. Olusola Obayomi-Davies487
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl157 claims
  2. Dexamethasone47 claims
  3. Alprazolam26 claims
  4. Pantoprazole Sodium22 claims
  5. Solifenacin Succinate20 claims
  6. Oxycodone Hcl18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 92.9 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score80.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $572.70

13 payments; by number, the most common kind was food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Olusola Obayomi-Davies$572.70
  2. Specialty average$1,897.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Wellstar Medical Group LLCHiram, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Olusola Obayomi-Davies among 180 radiation oncology physician records in Georgia

Olusola Obayomi-Davies, MD is one of 180 radiation oncology physician records with a practice address in Georgia. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 68% of them.

  • NPI issued2011 · 68% of these records are older, 30% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2011 · median 2004 among the 142 with a school on file
  • Record last updated2019 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Georgia

There are 180 radiation oncology physician records in Georgia.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Sheree Brown, M.D.Marietta, GA 300601629085881
  2. David Carpenter, MD, MHSCMarietta, GA 300601558865816
  3. Rohit Ganju, MDMarietta, GA 300601902292956
  4. Lorie Hughes, MDMarietta, GA 300601578613667
  5. Mark McLaughlin, MDMarietta, GA 300601093865198
  6. Mark Quinn, MDMarietta, GA 300601518905470
  7. Andrea Thompson, MDMarietta, GA 300601720667652
  8. Mudit Chowdhary, MDLawrenceville, GA 300461821450248

Common questions

What is Olusola Obayomi-Davies, MD's NPI number?

Olusola Obayomi-Davies, MD's National Provider Identifier (NPI) is 1245521905, issued on Apr 28, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Olusola Obayomi-Davies, MD located?

The NPPES record lists a practice address at 320 Kennestone Hospital Blvd Ste LL1, Marietta, GA, 30060. Phone: (770) 793-7500. Providers update this record themselves, so call before visiting.

How can I verify Olusola Obayomi-Davies, MD's license?

NPPES lists Georgia license number 84047, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Olusola Obayomi-Davies, MD prescribe under Medicare Part D?

In 2024, Olusola Obayomi-Davies, MD had 487 Medicare Part D claims for 198 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Olusola Obayomi-Davies, MD's MIPS final score?

The 2023 MIPS final score is 92.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.